Owner's Manual
Page 343
... If you add different sized wheels, your vehicle may not provide an acceptable level of these systems can be affected. 343 See Loading Your Vehicle on page 250, for those that you must replace your vehicle, and have a TPC Spec number, make sure they are listed on page 270 for your vehicle... tires that are a different size than your original equipment wheels and tires, this may increase the chance that do not have them properly installed by a Saturn certified technician. If you will crash and suffer serious injury.
... If you add different sized wheels, your vehicle may not provide an acceptable level of these systems can be affected. 343 See Loading Your Vehicle on page 250, for those that you must replace your vehicle, and have a TPC Spec number, make sure they are listed on page 270 for your vehicle... tires that are a different size than your original equipment wheels and tires, this may increase the chance that do not have them properly installed by a Saturn certified technician. If you will crash and suffer serious injury.